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Iran-Linked Hackers Disrupt Water Utilities in Seven States

8/4/2026

Summary

Story summary

United States water utilities in seven states faced a coordinated cyberattack on July 26-27, 2026.
Minnesota’s IT agency (MNIT) activated a state response after a Braham plant went offline while officials said water quality remained safe.
The FBI, EPA and CISA warned utilities to secure internet-exposed PLCs after Iran-affiliated alerts.
President Donald Trump blamed Governor Tim Walz for the attack and rejected Iran, while a New York Times report said officials suspect Iranian-linked hackers.

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Story summary

United States water utilities in seven states faced a coordinated cyberattack on July 26-27, 2026.
Minnesota’s IT agency (MNIT) activated a state response after a Braham plant went offline while officials said water quality remained safe.
The FBI, EPA and CISA warned utilities to secure internet-exposed PLCs after Iran-affiliated alerts.
President Donald Trump blamed Governor Tim Walz for the attack and rejected Iran, while a New York Times report said officials suspect Iranian-linked hackers.